/Engine/Plugins/Online/OnlineServicesEOS/Source/Public/Online/AuthEOS.h
BeginFAuthEOSGS.
virtual [TFuture](API\Runtime\Core\Async\TFuture)< [TArray](API\Runtime\Core\Containers\TArray)< [FAccountId](API\Runtime\CoreOnline\Online\FAccountId) > > ResolveAccountIds ( const [FAccountId](API\Runtime\CoreOnline\Online\FAccountId) & LocalAccountId, const [TArray](API\Runtime\Core\Containers\TArray)< EOS_ProductUserId > & ProductUserIds )